.header{
//  position: fixed;
 top: 0;
 left: 0;
 width: 100%;
  height: 60px;
  background-color: aquamarine;
  h1{
    font-size: 20px;
    text-align: center;
    line-height: 60px;
    color: black;
  }
  span{
    position: absolute;
    top: 3px;
    font-size: 35px;
    right: 20px;
    color: rgb(5, 9, 12);
  }
}